18k Gold Over Sterling Silver Purple Drusy and Amethyst Pendant Necklace , 18" Passionate about purple? Set in gold over sterling silver, this pendant highlights a glittering purple drusy bordered by amethysts No ultrasonic cleaning. No abrasive cleansers. No heat. Crystals will chip off the drusy Gemstones may have been treated to improve their appearance or durability and may require special care. Imported